Make preprocessor error into real preprocessor error

[openssl.git] / crypto / opensslconf.h.in

diff --git a/crypto/opensslconf.h.in b/crypto/opensslconf.h.in
index c8585133ecb25615fe5d42f9a1d1a09e858e2f01..814309becb6c6c29906ab692b213d0d8f80a4973 100644 (file)
--- a/crypto/opensslconf.h.in
+++ b/crypto/opensslconf.h.in
@@ -1,5 +1,19 @@
-/* crypto/opensslconf.h */
-/* WARNING: This file is autogenerated by Configure */
+/* crypto/opensslconf.h.in */
+
+/* Generate 80386 code? */
+#undef I386_ONLY
+
+#if !(defined(VMS) || defined(__VMS)) /* VMS uses logical names instead */
+#if defined(HEADER_CRYPTLIB_H) && !defined(OPENSSLDIR)
+#define ENGINESDIR "/usr/local/lib/engines"
+#define OPENSSLDIR "/usr/local/ssl"
+#endif
+#endif
+
+#undef OPENSSL_UNISTD
+#define OPENSSL_UNISTD <unistd.h>
+
+#undef OPENSSL_EXPORT_VAR_AS_FUNCTION
 
 #if defined(HEADER_IDEA_H) && !defined(IDEA_INT)
 #define IDEA_INT unsigned int
@@ -14,13 +28,27 @@
 #define RC2_INT unsigned int
 #endif
 
-#if defined(HEADER_RC4_H) && !defined(RC4_INT)
+#if defined(HEADER_RC4_H)
+#if !defined(RC4_INT)
 /* using int types make the structure larger but make the code faster
  * on most boxes I have tested - up to %20 faster. */
+/*
+ * I don't know what does "most" mean, but declaring "int" is a must on:
+ * - Intel P6 because partial register stalls are very expensive;
+ * - elder Alpha because it lacks byte load/store instructions;
+ */
 #define RC4_INT unsigned int
 #endif
+#if !defined(RC4_CHUNK)
+/*
+ * This enables code handling data aligned at natural CPU word
+ * boundary. See crypto/rc4/rc4_enc.c for further details.
+ */
+#undef RC4_CHUNK
+#endif
+#endif
 
-#if defined(HEADER_DES_H) && !defined(DES_LONG)
+#if (defined(HEADER_NEW_DES_H) || defined(HEADER_DES_H)) && !defined(DES_LONG)
 /* If this is set to 'unsigned int' on a DEC Alpha, this gives about a
  * %20 speed up (longs are 8 bytes, int's are 4). */
 #ifndef DES_LONG
@@ -30,51 +58,26 @@
 
 #if defined(HEADER_BN_H) && !defined(CONFIG_HEADER_BN_H)
 #define CONFIG_HEADER_BN_H
-#define BN_LLONG
+#undef BN_LLONG
 
 /* Should we define BN_DIV2W here? */
 
 /* Only one for the following should be defined */
-/* The prime number generation stuff may not work when
- * EIGHT_BIT but I don't care since I've only used this mode
- * for debuging the bignum libraries */
 #undef SIXTY_FOUR_BIT_LONG
 #undef SIXTY_FOUR_BIT
 #define THIRTY_TWO_BIT
-#undef SIXTEEN_BIT
-#undef EIGHT_BIT
 #endif
 
 #if defined(HEADER_RC4_LOCL_H) && !defined(CONFIG_HEADER_RC4_LOCL_H)
 #define CONFIG_HEADER_RC4_LOCL_H
 /* if this is defined data[i] is used instead of *data, this is a %20
  * speedup on x86 */
-#define RC4_INDEX
+#undef RC4_INDEX
 #endif
 
 #if defined(HEADER_BF_LOCL_H) && !defined(CONFIG_HEADER_BF_LOCL_H)
 #define CONFIG_HEADER_BF_LOCL_H
-/* Special defines which change the way the code is built depending on the
-   CPU and OS.  For SGI machines you can use _MIPS_SZLONG (32 or 64) to find
-   even newer MIPS CPU's, but at the moment one size fits all for
-   optimization options.  Older Sparc's work better with only UNROLL, but
-   there's no way to tell at compile time what it is you're running on */
-
-#if defined( sun )                    /* Newer Sparc's */
-#  define BF_PTR
-#elif defined( __ultrix )     /* Older MIPS */
-#  define BF_PTR
-#elif defined( __sgi )                /* Newer MIPS */
-#  define BF_PTR
-#endif /* Systems-specific speed defines */
-
-/* use BF_PTR2 for intel boxes,
- * BF_PTR for sparc and MIPS/SGI
- * use nothing for Alpha and HP.
- */
-#if !defined(BF_PTR) && !defined(BF_PTR2)
-#define BF_PTR2
-#endif
+#undef BF_PTR
 #endif /* HEADER_BF_LOCL_H */
 
 #if defined(HEADER_DES_LOCL_H) && !defined(CONFIG_HEADER_DES_LOCL_H)
@@ -83,14 +86,14 @@
 /* the following is tweaked from a config script, that is why it is a
  * protected undef/define */
 #ifndef DES_PTR
-#define DES_PTR
+#undef DES_PTR
 #endif
 
 /* This helps C compiler generate the correct code for multiple functional
  * units.  It reduces register dependancies at the expense of 2 more
  * registers */
 #ifndef DES_RISC1
-#define DES_RISC1
+#undef DES_RISC1
 #endif
 
 #ifndef DES_RISC2
@@ -98,13 +101,13 @@
 #endif
 
 #if defined(DES_RISC1) && defined(DES_RISC2)
-YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
+#error YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
 #endif
 
 /* Unroll the inner loop, this sometimes helps, sometimes hinders.
  * Very mucy CPU dependant */
 #ifndef DES_UNROLL
-#define DES_UNROLL
+#undef DES_UNROLL
 #endif
 
 /* These default values were supplied by
@@ -140,7 +143,7 @@ YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
 #  define DES_PTR
 #  define DES_RISC2
 #  define DES_UNROLL
-#elif defined( i386 )          /* x86 boxes, should be gcc */
+#elif defined(i386) || defined(__i386__)       /* x86 boxes, should be gcc */
 #  define DES_PTR
 #  define DES_RISC1
 #  define DES_UNROLL